fix(webpack): handle null result from webpack call

danielroe · danielroe · commit 65aa1715815f · 2025-08-05T08:32:56.000+01:00
diff --git a/packages/webpack/src/webpack.ts b/packages/webpack/src/webpack.ts
@@ -66,7 +66,7 @@ export const bundle: NuxtBuilder['bundle'] = async (nuxt) => {
     const compiler = webpack(config)
 
     // In dev, write files in memory FS
-    if (nuxt.options.dev) {
+    if (nuxt.options.dev && compiler) {
       compiler.outputFileSystem = mfs! as unknown as Compiler['outputFileSystem']
     }
 
@@ -75,18 +75,20 @@ export const bundle: NuxtBuilder['bundle'] = async (nuxt) => {
 
   nuxt.hook('close', async () => {
     for (const compiler of compilers) {
-      await new Promise(resolve => compiler.close(resolve))
+      await new Promise(resolve => compiler?.close(resolve))
     }
   })
 
   // Start Builds
   if (nuxt.options.dev) {
-    await Promise.all(compilers.map(c => compile(c)))
+    await Promise.all(compilers.map(c => c && compile(c)))
     return
   }
 
   for (const c of compilers) {
-    await compile(c)
+    if (c) {
+      await compile(c)
+    }
   }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -66,7 +66,7 @@ export const bundle: NuxtBuilder['bundle'] = async (nuxt) => {`
`66`	`66`	`const compiler = webpack(config)`
`67`	`67`
`68`	`68`	`// In dev, write files in memory FS`
`69`		`- if (nuxt.options.dev) {`
	`69`	`+ if (nuxt.options.dev && compiler) {`
`70`	`70`	`compiler.outputFileSystem = mfs! as unknown as Compiler['outputFileSystem']`
`71`	`71`	`}`
`72`	`72`
`@@ -75,18 +75,20 @@ export const bundle: NuxtBuilder['bundle'] = async (nuxt) => {`
`75`	`75`
`76`	`76`	`nuxt.hook('close', async () => {`
`77`	`77`	`for (const compiler of compilers) {`
`78`		`- await new Promise(resolve => compiler.close(resolve))`
	`78`	`+ await new Promise(resolve => compiler?.close(resolve))`
`79`	`79`	`}`
`80`	`80`	`})`
`81`	`81`
`82`	`82`	`// Start Builds`
`83`	`83`	`if (nuxt.options.dev) {`
`84`		`- await Promise.all(compilers.map(c => compile(c)))`
	`84`	`+ await Promise.all(compilers.map(c => c && compile(c)))`
`85`	`85`	`return`
`86`	`86`	`}`
`87`	`87`
`88`	`88`	`for (const c of compilers) {`
`89`		`- await compile(c)`
	`89`	`+ if (c) {`
	`90`	`+ await compile(c)`
	`91`	`+ }`
`90`	`92`	`}`
`91`	`93`	`}`
`92`	`94`